Home / 4,828.34-7,242.12-1,906.67

Finding the Fourth Proportional to 4,828.34, 7,242.12 and 1,906.67

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Solution

The fourth proportional to 4,828.34, 7,242.12 and 1,906.67 is: 2,859.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,828.34 : 7,242.12 = 1,906.67 : x
  2. Step 2: Convert to fraction form
    4,828.34/7,242.12 = 1,906.67/x
  3. Step 3: Cross multiply
    4,828.34x = 7,242.12 × 1,906.67
  4. Step 4: Simplify right side
    4,828.34x = 13,808,332.94
  5. Step 5: Solve for x
    x = 13,808,332.94/4,828.34
  6. Step 6: Final answer
    x = 2,859.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.